Finding the Fourth Proportional to 53,840,841.99, 74,299,982.92 and 29,394,555.99
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Solution
The fourth proportional to 53,840,841.99, 74,299,982.92 and 29,394,555.99 is: 40,564,280.34
Step by Step Solution
- Step 1: Write the proportion equation
53,840,841.99 : 74,299,982.92 = 29,394,555.99 : x - Step 2: Convert to fraction form
53,840,841.99/74,299,982.92 = 29,394,555.99/x - Step 3: Cross multiply
53,840,841.99x = 74,299,982.92 × 29,394,555.99 - Step 4: Simplify right side
53,840,841.99x = 2,184,015,007,997,983.50 - Step 5: Solve for x
x = 2,184,015,007,997,983.50/53,840,841.99 - Step 6: Final answer
x = 40,564,280.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.